... road roller, and 16-20 to Single Drum Vibratory RollersGMC-SDL220B,GMC- SDL 218B,GMC- SDL 216B ... ,GMC- SDL212,GMC- SDL 210 single drum vibratory rollers effect powerful centrifugal force and great static ... areas etc.The GMC-SDL series single drum vibratory rollers can be divided into 10 ton road ... ton road roller.Main Features of Single Drum Vibratory Rollers 1. Mechanical travel drive, double amplitude, ...